This 300 gauge, full size, polythene sleeping bag has been carried for many years in UK emergency kits and RAF personal survival packs. Compact and light in weight, this acts as a waterproof and heat retaining survival bag or as a low cost waterproof outer layer for your standard sleeping bag. Foil and vacuum packed size is 100mm x 200mm x 30mm with a weight of only 144 gram. Once opened, bag itself is over 2 m in length with a width of 90 cm.